Publications
Electrical conductivity in doped polyacetylene. Physical Review Letters. 39:1098–1101.
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1977. Recombination in polymer-fullerene bulk heterojunction solar cells. Physical Review B. 82:245207.
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2010. Charge formation, recombination, and sweep-out dynamics in organic solar cells. Advanced Functional Materials. 22:1116–1128.
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2012. Identifying a Threshold Impurity Level for Organic Solar Cells: Enhanced First-Order Recombination Via Well-Defined PC84BM Traps in Organic Bulk Heterojunction Solar Cells. Advanced Functional Materials. 21:3083-3092.
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2011. High-detectivity polymer photodetectors with spectral response from 300 nm to 1450 nm. Science. 325:1665–1667.
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2009. Flexible light-emitting diodes made from soluble conducting polymers. Nature. 357:477–479.
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1992. Solitons in conducting polymers. Reviews of Modern Physics. 60:781.
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1988. Semiconducting polymers: the third generation. Chemical Society Reviews. 39:2354–2371.
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2010. Semiconducting and metallic polymers: the fourth generation of polymeric materials. The Journal of Physical Chemistry B. 105:8475–8491.
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2001. Semiconducting polymers: a new class of solid-state laser materials. Science. 273:1833–1836.
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1996. Coherence and Uncertainty in Nanostructured Organic Photovoltaics. JOURNAL OF PHYSICAL CHEMISTRY LETTERS. 4:2264-2268.
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2013. Photoinduced Charge Generation in a Molecular Bulk Heterojunction Material. Journal of the American Chemical Society. 134:19828-19838.
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2012. Influence of Processing Additives on Charge-Transfer Time Scales and Sound Velocity in Organic Bulk Heterojunction Films. Journal of Physical Chemistry Letters. 3:1253-1257.
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2012. Efficient tandem polymer solar cells fabricated by all-solution processing. Science. 317:222–225.
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2007. Ultrafast spectroscopic studies of photoinduced electron transfer from semiconducting polymers to C_60. Physical Review B. 50:18543.
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1994. Processing additives for improved efficiency from bulk heterojunction solar cells. Journal of the American Chemical Society. 130:3619–3623.
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2008. Semiconducting polymer distributed feedback lasers. Applied Physics Letters. 72:1536–1538.
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1998. Ultrafast photogeneration of charged polarons in conjugated polymers. Physical Review B. 64:081201.
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2001. “Columnlike” Structure of the Cross-Sectional Morphology of Bulk Heterojunction Materials. Nano Letters. 9:230–234.
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2008. Spontaneous Formation of Bulk Heterojunction Nanostructures: Multiple Routes to Equivalent Morphologies. Nano Letters. 11:1036-1039.
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2011. Bulk heterojunction solar cells with internal quantum efficiency approaching 100%. Nature Photonics. 3:297–302.
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2009. Optical properties of linear-chain mercury compounds. Phys. Rev. B. 15:4607–4613.
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1977. Efficiency enhancement in low-bandgap polymer solar cells by processing with alkane dithiols. Nature Materials. 6:497–500.
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2007. Polymer light-emitting electrochemical cells. Science. 269:1086–1088.
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1995. Photoinduced electron transfer from a conducting polymer to buckminsterfullerene. Science. 258:1474–1476.
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1992.